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66 lines
1.8 KiB
66 lines
1.8 KiB
/*
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* Copyright 2002-2019 Intel Corporation.
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*
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* This software is provided to you as Sample Source Code as defined in the accompanying
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* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
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* section 1.L.
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*
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* This software and the related documents are provided as is, with no express or implied
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* warranties, other than those that are expressly stated in the License.
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*/
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/* ===================================================================== */
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/* Application to test that LD_BIND_NOW is not set in the application */
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/* ===================================================================== */
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/wait.h>
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void check_ld_bind()
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{
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const char *bind = getenv("LD_BIND_NOW");
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if (bind)
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{
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fprintf(stderr, "Found LD_BIND_NOW, exiting...\n");
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exit(1);
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}
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}
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int main(int argc, char *argv[])
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{
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int status = 0;
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pid_t pid;
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check_ld_bind();
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if ((pid = fork()) == 0)
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{
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// In the child, here again check for LD_BIND_NOW
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check_ld_bind();
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if (argc > 1 && strcmp(argv[1], "-child") == 0)
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{
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// execute the same application but without params
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char *childArgvArray[2];
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childArgvArray[0] = argv[0];
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childArgvArray[1] = NULL;
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fprintf(stderr, "Going to execv...\n");
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execv(childArgvArray[0], childArgvArray);
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fprintf(stderr, "execv failed, exiting...\n");
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}
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}
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else
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{
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// Parent: wait for the child
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waitpid(pid, &status, 0);
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if (!WIFEXITED(status) || WEXITSTATUS(status) != 0)
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{
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fprintf(stderr, " Child has returned with exit error (pid:%d)\n", getpid());
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return 1;
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}
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}
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fprintf(stderr, "LD_BIND_NOW was not found in %d\n", getpid());
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return(0);
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}
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