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Viewing changes to scripts/mod/modpost.c

  • Committer: Package Import Robot
  • Author(s): Ben Hutchings
  • Date: 2014-02-02 16:57:49 UTC
  • mfrom: (1.1.10) (0.1.21 sid)
  • Revision ID: package-import@ubuntu.com-20140202165749-tw94o9t1t0a8txk6
Tags: 3.13-1~exp2
Merge changes from sid up to 3.12.6-3

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scripts/mod/modpost.c
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#include <string.h>
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#include <limits.h>
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#include <stdbool.h>
 
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#include <errno.h>
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#include "modpost.h"
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#include "../../include/linux/license.h"
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#include "../../include/linux/export.h"
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/* How a symbol is exported */
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static int sec_mismatch_count = 0;
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static int sec_mismatch_verbose = 1;
 
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/* ignore missing files */
 
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static int ignore_missing_files;
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enum export {
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        export_plain,      export_unused,     export_gpl,
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        unsigned int vmlinux:1;    /* 1 if symbol is defined in vmlinux */
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        unsigned int kernel:1;     /* 1 if symbol is from kernel
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                                    *  (only for external modules) **/
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        unsigned int preloaded:1;  /* 1 if symbol from Module.symvers */
 
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        unsigned int preloaded:1;  /* 1 if symbol from Module.symvers, or crc */
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        enum export  export;       /* Type of export */
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        char name[0];
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};
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{
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        struct symbol *s = find_symbol(name);
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        if (!s)
 
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        if (!s) {
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                s = new_symbol(name, mod, export);
 
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                /* Don't complain when we find it later. */
 
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                s->preloaded = 1;
 
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        }
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        s->crc = crc;
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        s->crc_valid = 1;
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}
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        hdr = grab_file(filename, &info->size);
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        if (!hdr) {
 
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                if (ignore_missing_files) {
 
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                        fprintf(stderr, "%s: %s (ignored)\n", filename,
 
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                                strerror(errno));
 
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                        return 0;
 
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                }
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                perror(filename);
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                exit(1);
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        }
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        else
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                export = export_from_sec(info, get_secindex(info, sym));
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        /* CRC'd symbol */
 
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        if (strncmp(symname, CRC_PFX, strlen(CRC_PFX)) == 0) {
 
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                crc = (unsigned int) sym->st_value;
 
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                sym_update_crc(symname + strlen(CRC_PFX), mod, crc,
 
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                                export);
 
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        }
 
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        switch (sym->st_shndx) {
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        case SHN_COMMON:
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                warn("\"%s\" [%s] is COMMON symbol\n", symname, mod->name);
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                break;
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        case SHN_ABS:
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                /* CRC'd symbol */
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                if (strncmp(symname, CRC_PFX, strlen(CRC_PFX)) == 0) {
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                        crc = (unsigned int) sym->st_value;
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                        sym_update_crc(symname + strlen(CRC_PFX), mod, crc,
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                                        export);
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                }
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                break;
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        case SHN_UNDEF:
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                /* undefined symbol */
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                if (ELF_ST_BIND(sym->st_info) != STB_GLOBAL &&
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        buf_printf(b, "\n");
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        buf_printf(b, "MODULE_INFO(vermagic, VERMAGIC_STRING);\n");
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        buf_printf(b, "\n");
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        buf_printf(b, "struct module __this_module\n");
 
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        buf_printf(b, "__visible struct module __this_module\n");
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        buf_printf(b, "__attribute__((section(\".gnu.linkonce.this_module\"))) = {\n");
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        buf_printf(b, "\t.name = KBUILD_MODNAME,\n");
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        if (mod->has_init)
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        struct ext_sym_list *extsym_iter;
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        struct ext_sym_list *extsym_start = NULL;
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        while ((opt = getopt(argc, argv, "i:I:e:msST:o:awM:K:")) != -1) {
 
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        while ((opt = getopt(argc, argv, "i:I:e:mnsST:o:awM:K:")) != -1) {
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                switch (opt) {
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                case 'i':
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                        kernel_read = optarg;
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                case 'm':
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                        modversions = 1;
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                        break;
 
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                case 'n':
 
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                        ignore_missing_files = 1;
 
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                        break;
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                case 'o':
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                        dump_write = optarg;
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                        break;